import Vue from 'vue'
import VueRouter from 'vue-router'
// 主页面
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
// 子页面
import Welcome from '../components/Welcome'
const Users = () => import('../components/users/Users') //用户信息
const Categories = () => import('../components/goods/categories.vue')//商品分类
const Params = () => import('../components/goods/params.vue') //分类参数
const Order = () => import('../components/order/Order') //订单管理
const Report = () => import('../components/report/Report') //报表
Vue.use(VueRouter)

// 解决导航栏或者底部导航tabBar中的vue-router在3.0版本以上频繁点击菜单报错的问题。
const originalPush = VueRouter.prototype.push
VueRouter.prototype.push = function push(location) {
  return originalPush.call(this, location).catch(err => err)
}
const routes = [
  {
    path: '/',
    redirect: '/login',
  },
  {
    path: '/login',
    component: Login,
  },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [
      {
        path: '/welcome',
        component: Welcome,
      },
      {
        path: '/users',
        component: Users,
      },
      {
        path: '/params',
        component: Params,
      },
      {
        path: '/categories',
        component:Categories
      },
      {
        path: '/orders',
        component: Order,
      },
      {
        path: '/reports',
        component: Report,
      },
    ],
  },
]

const router = new VueRouter({
  mode: 'hash',
  base: process.env.BASE_URL,
  routes,
})

// 路由导航守卫
router.beforeEach((to, from, next) => {
  if (to.path === '/login') return next()
  if (!sessionStorage.getItem('token')) return next('/login')
  next()

  // const tokenStr = sessionStorage.getItem('token')
  // if (!tokenStr) return next('/login')
  // next()
})
export default router
